'Psych' welcomes Molly Ringwald, Jason Priestley and more

For the next several episodes of Season 6,
"Psych" is continuing its grand tradition of getting excellent guest stars.

On Wednesday, Nov. 16 the Shawn and Gus go undercover in a "One Flew Over the Cuckoo's Nest" situation and guess who is there as the Nurse Ratched?
Molly Ringwald ("The Breakfast Club," "Sixteen Candles) as Nurse McElroy. The episode titled? "Shawn Interrupted," of course.

Then on Wednesday, Dec. 7, Gus and Shawn hide a witness to a murder no one believes happened at a commune.
Diedrich Bader ("The Drew Carey Show") guest stars as commune leader Eli.

And on Wednesday, Dec. 14, Juliet and Shawn take a weekend getaway only to find trouble in the form of
Jason Priestley ("Beverly Hills 90210") and
Tony Hale ("Arrested Development," "Chuck").